41131326169 has 2 divisors, whose sum is σ = 41131326170. Its totient is φ = 41131326168.

The previous prime is 41131326149. The next prime is 41131326191. The reversal of 41131326169 is 96162313114.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25724310544 + 15407015625 = 160388^2 + 124125^2 .

It is a cyclic number.

It is not a de Polignac number, because 41131326169 - 2¹³ = 41131317977 is a prime.

It is a super-2 number, since 2×41131326169² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41131326149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20565663084 + 20565663085.

It is an arithmetic number, because the mean of its divisors is an integer number (20565663085).

Almost surely, 2^41131326169 is an apocalyptic number.

It is an amenable number.

41131326169 is a deficient number, since it is larger than the sum of its proper divisors (1).

41131326169 is an equidigital number, since it uses as much as digits as its factorization.

41131326169 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The spelling of 41131326169 in words is "forty-one billion, one hundred thirty-one million, three hundred twenty-six thousand, one hundred sixty-nine".